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question loop – KS3 digestion
Q
Name a food that is
high in protein
A
Kilojoules or kilocalories
Q
What are
carbohydrates used
for?
A
Meat
Q
What solution is used
in the test for sugar?
A
Providing energy
Q
What is the solution
used to test for
proteins called?
A
Benedict’s solution
Q
What are proteins
needed for by the
body?
A
Biuret’s solution
Q
Which nutrients are
present in the least
amount in most foods?
A
Growth and repair
Q
Why is digestion
important?
A
Vitamins and minerals
Q
What is the name for
A
food that cannot be
digested and leaves the
body?
It breaks food down into
small soluble molecules
which can be absorbed
question loop – KS3 digestion
Q
What is the name for a A
chemical that speeds
up the breakdown of
food?
What is the name of
A
the enzyme that
breaks down protein?
Faeces
Q
Where does food go
after it has left the
stomach?
A
Protease
Q
Which type of acid is
produced by the
stomach?
A
Into the small intestine
Q
What does the acid in
the stomach do?
A
Hydrochloric acid
Q
Which type of food
A
passes through the gut
without being
digested?
What is the proper
A
name for the tube
leading from the mouth
to the stomach?
What is absorbed from A
the large intestine?
Q
Q
Q
An enzyme
It kills bacteria and gives
the right pH for enzymes
to work
Fibre
The oesophagus
question loop – KS3 digestion
Q
How is food moved
through the digestive
system?
A
Water
Q
What type of food do
you test for with
ethanol?
A
By muscles which squeeze
it along
Q
What type of enzyme
breaks down
carbohydrates?
A
Fats
Q
How do your teeth help A
to start digestion?
Carbohydrase
Q
What is the name of
A
the disease caused by a
lack of vitamin C?
They break the food up
into smaller pieces
Q
What food is a good
source of calcium for
healthy bones?
Scurvy
Q
How many portions of
A
fruit or vegetables
should you eat every
day?
How can you find out
A
how much energy there
is in food?
Q
A
Milk
At least five
question loop – KS3 digestion
Q
What units is the
energy in food
measured in?
A
By burning it and seeing
how much heat is given off